660509220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 288

約数和(自身を含む): 2279854080

約数和(自身を除く): 1619344860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 61, 70, 84, 87, 98, 105, 116, 122, 127, 140, 145, 147, 174, 183, 196, 203, 210, 244, 245, 254, 290, 294, 305, 348, 366, 381, 406, 420, 427, 435, 490, 508, 580, 588, 609, 610, 635, 732, 735, 762, 812, 854, 870, 889, 915, 980, 1015, 1218, 1220, 1270, 1281, 1421, 1470, 1524, 1708, 1740, 1769, 1778, 1830, 1905, 2030, 2135, 2436, 2540, 2562, 2667, 2842, 2940, 2989, 3045, 3538, 3556, 3660, 3683, 3810, 4060, 4263, 4270, 4445, 5124, 5307, 5334, 5684, 5978, 6090, 6223, 6405, 7076, 7105, 7366, 7620, 7747, 8526, 8540, 8845, 8890, 8967, 10614, 10668, 11049, 11956, 12180, 12383, 12446, 12810, 13335, 14210, 14732, 14945, 15494, 17052, 17690, 17780, 17934, 18415, 18669, 21228, 21315, 22098, 23241, 24766, 24892, 25620, 25781, 26535, 26670, 28420, 29890, 30988, 31115, 35380, 35868, 36830, 37149, 37338, 38735, 42630, 44196, 44835, 46482, 49532, 51562, 53070, 53340, 54229, 55245, 59780, 61915, 62230, 73660, 74298, 74676, 77343, 77470, 85260, 86681, 89670, 92964, 93345, 103124, 106140, 108458, 110490, 116205, 123830, 124460, 128905, 148596, 154686, 154940, 162687, 173362, 179340, 180467, 185745, 186690, 216916, 220980, 224663, 232410, 247660, 257810, 260043, 271145, 309372, 325374, 346724, 360934, 371490, 373380, 379603, 386715, 433405, 449326, 464820, 515620, 520086, 541401, 542290, 650748, 673989, 721868, 742980, 759206, 773430, 813435, 866810, 898652, 902335, 1040172, 1082802, 1084580, 1123315, 1138809, 1300215, 1347978, 1518412, 1546860, 1572641, 1626870, 1733620, 1804670, 1898015, 2165604, 2246630, 2277618, 2600430, 2695956, 2707005, 3145282, 3253740, 3369945, 3609340, 3796030, 4493260, 4555236, 4717923, 5200860, 5414010, 5694045, 6290564, 6739890, 7592060, 7863205, 9435846, 10828020, 11008487, 11388090, 13479780, 15726410, 18871692, 22016974, 22776180, 23589615, 31452820, 33025461, 44033948, 47179230, 55042435, 66050922, 94358460, 110084870, 132101844, 165127305, 220169740, 330254610, 660509220]

約数ペア:

[(1, 660509220), (2, 330254610), (3, 220169740), (4, 165127305), (5, 132101844), (6, 110084870), (7, 94358460), (10, 66050922), (12, 55042435), (14, 47179230), (15, 44033948), (20, 33025461), (21, 31452820), (28, 23589615), (29, 22776180), (30, 22016974), (35, 18871692), (42, 15726410), (49, 13479780), (58, 11388090), (60, 11008487), (61, 10828020), (70, 9435846), (84, 7863205), (87, 7592060), (98, 6739890), (105, 6290564), (116, 5694045), (122, 5414010), (127, 5200860), (140, 4717923), (145, 4555236), (147, 4493260), (174, 3796030), (183, 3609340), (196, 3369945), (203, 3253740), (210, 3145282), (244, 2707005), (245, 2695956), (254, 2600430), (290, 2277618), (294, 2246630), (305, 2165604), (348, 1898015), (366, 1804670), (381, 1733620), (406, 1626870), (420, 1572641), (427, 1546860), (435, 1518412), (490, 1347978), (508, 1300215), (580, 1138809), (588, 1123315), (609, 1084580), (610, 1082802), (635, 1040172), (732, 902335), (735, 898652), (762, 866810), (812, 813435), (854, 773430), (870, 759206), (889, 742980), (915, 721868), (980, 673989), (1015, 650748), (1218, 542290), (1220, 541401), (1270, 520086), (1281, 515620), (1421, 464820), (1470, 449326), (1524, 433405), (1708, 386715), (1740, 379603), (1769, 373380), (1778, 371490), (1830, 360934), (1905, 346724), (2030, 325374), (2135, 309372), (2436, 271145), (2540, 260043), (2562, 257810), (2667, 247660), (2842, 232410), (2940, 224663), (2989, 220980), (3045, 216916), (3538, 186690), (3556, 185745), (3660, 180467), (3683, 179340), (3810, 173362), (4060, 162687), (4263, 154940), (4270, 154686), (4445, 148596), (5124, 128905), (5307, 124460), (5334, 123830), (5684, 116205), (5978, 110490), (6090, 108458), (6223, 106140), (6405, 103124), (7076, 93345), (7105, 92964), (7366, 89670), (7620, 86681), (7747, 85260), (8526, 77470), (8540, 77343), (8845, 74676), (8890, 74298), (8967, 73660), (10614, 62230), (10668, 61915), (11049, 59780), (11956, 55245), (12180, 54229), (12383, 53340), (12446, 53070), (12810, 51562), (13335, 49532), (14210, 46482), (14732, 44835), (14945, 44196), (15494, 42630), (17052, 38735), (17690, 37338), (17780, 37149), (17934, 36830), (18415, 35868), (18669, 35380), (21228, 31115), (21315, 30988), (22098, 29890), (23241, 28420), (24766, 26670), (24892, 26535), (25620, 25781)]